|  | <!doctype html> | 
|  | <html> | 
|  | <head> | 
|  | <meta charset="utf-8"> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | </head> | 
|  | <body> | 
|  | <script> | 
|  |  | 
|  | async function getEncryptedData(transform) | 
|  | { | 
|  | const chunk = await transform.readable.getReader().read(); | 
|  | const value = new Uint8Array(chunk.value); | 
|  | return [...value]; | 
|  | } | 
|  |  | 
|  | promise_test(async (test) => { | 
|  | const key = await crypto.subtle.importKey("raw", new Uint8Array([143, 77, 43, 10, 72, 19, 37, 67, 236, 219, 24, 93, 26, 165, 91, 178]), "HKDF", false, ["deriveBits", "deriveKey"]); | 
|  | const transform1 = new SFrameTransform; | 
|  | const transform2 = new SFrameTransform; | 
|  | const transform3 = new SFrameTransform; | 
|  |  | 
|  | await transform1.setEncryptionKey(key); | 
|  | await transform2.setEncryptionKey(key); | 
|  | await transform3.setEncryptionKey(key); | 
|  |  | 
|  | const buffer1 = new ArrayBuffer(10); | 
|  | const buffer2 = new ArrayBuffer(11); | 
|  | const view1 = new Uint8Array(buffer1); | 
|  | const view2 = new Uint8Array(buffer2, 1); | 
|  | for (let i = 0 ; i < buffer1.byteLength; ++i) { | 
|  | view1[i] = i; | 
|  | view2[i] = i; | 
|  | } | 
|  |  | 
|  | transform1.writable.getWriter().write(buffer1); | 
|  | transform2.writable.getWriter().write(view1); | 
|  | transform3.writable.getWriter().write(view2); | 
|  |  | 
|  | const result1 = await getEncryptedData(transform1); | 
|  | const result2 = await getEncryptedData(transform2); | 
|  | const result3 = await getEncryptedData(transform3); | 
|  |  | 
|  | assert_array_equals(result1, result2, "result2"); | 
|  | assert_array_equals(result1, result3, "result3"); | 
|  | }, "Uint8Array as input to SFrameTransform"); | 
|  | </script> | 
|  | </body> | 
|  | </html> |